Toothbrush



FIG. 1 is a perspective view of a toothbrush showing my new design;

FIG. 2 is a reduced rear view of the toothbrush;

FIG. 3 is a reduced left side view of the toothbrush;

FIG. 4 is a reduced front view of the toothbrush;

FIG. 5 is a top view of the toothbrush; and,

FIG. 6 is a bottom view of the toothbrush.

The broken line structure shown in FIGS. 1, 3, 4, and 5 represents the bristles of the toothbrush and form no part of the claimed design. The broken line shown in FIG. 4 is partially omitted for clarity of illustration. 

CLAIM I claim the ornamental design for a toothbrush, as shown and described. 